﻿#include "MathFunctions.h"
#include <stdio.h>

// a hack square root calculation using simple operations
double mysqrt(double x)
{
	if (x <= 0) {
		return 0;
	}

	double result;
	double delta;
	result = x;

	// do ten iterations
	int i;
	for (i = 0; i < 10; ++i) {
		if (result <= 0) {
			result = 0.1;
		}
		delta = x - (result * result);
		result = result + 0.5 * delta / result;
		fprintf(stdout, "Computing sqrt of %g to be %g\n", x, result);
	}
	return result;
}
